Doctor John J. O'Connor, MD practices .

Schools

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• University At Buffalo State University Of New York School Of Medicine

• Millard Fillmore Hospital

• Clin For Intrectsurg

Procedures Preformed

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• Anoscopy With Removal of Anal Tumor
• Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
• Destruction of Anal Tumor
• Excision of Rectal Tumor
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Conditions Treated

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• Anal Fissure
• Anal Fistula
• Anorectal Abscess
• Colorectal Cancer
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Doctors Specialties

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Accepted Insurances

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